10809126 has 48 divisors (see below), whose sum is σ = 25369344. Its totient is φ = 3442824.

The previous prime is 10809101. The next prime is 10809133. The reversal of 10809126 is 62190801.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 10809126.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10695 + ... + 11661.

It is an arithmetic number, because the mean of its divisors is an integer number (528528).

Almost surely, 2^10809126 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10809126, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12684672).

10809126 is an abundant number, since it is smaller than the sum of its proper divisors (14560218).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10809126 is an equidigital number, since it uses as much as digits as its factorization.

10809126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1007 (or 995 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 27.

The square root of 10809126 is about 3287.7235285224. The cubic root of 10809126 is about 221.1041325224.

Adding to 10809126 its reverse (62190801), we get a palindrome (72999927).

The spelling of 10809126 in words is "ten million, eight hundred nine thousand, one hundred twenty-six".